Concept explainers
Reminder Round all answers to two decimal places unless otherwise indicated.
River Flow The graph in Figure
a. Use functional notation to express the flow at the end of July, and then estimate that value.
b. When is the flow at its greatest?
c. At what time is the flow increasing the fastest?
FIGURE
d. Estimate the average rate of change per month in the flow during the first 2 months of the year.
e. In light of the source of the Arkansas River, interpret your answers to parts b, c, and d.
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